Home / 396,626,209.43-594,540,215.00-163,626,859.85

Finding the Fourth Proportional to 396,626,209.43, 594,540,215.00 and 163,626,859.85

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Solution

The fourth proportional to 396,626,209.43, 594,540,215.00 and 163,626,859.85 is: 245,275,642.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,626,209.43 : 594,540,215.00 = 163,626,859.85 : x
  2. Step 2: Convert to fraction form
    396,626,209.43/594,540,215.00 = 163,626,859.85/x
  3. Step 3: Cross multiply
    396,626,209.43x = 594,540,215.00 × 163,626,859.85
  4. Step 4: Simplify right side
    396,626,209.43x = 97,282,748,434,175,728
  5. Step 5: Solve for x
    x = 97,282,748,434,175,728/396,626,209.43
  6. Step 6: Final answer
    x = 245,275,642.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.